Golden Daisies for Autumn
Common Name: black-eyed Susans, rudbeckias, gloriosa daisy
Botanical Name: Rudbeckia spp.
Form: upright, vase shape with round top
Family: Asteraceae, sunflower family
Plant Type: annual or perennial depending on species
Mature Size: depends on variety, species, cultivar
Origin: North America
Hardiness Zone: perennials Zones 4 to 9
Foliage: leaves with coarse hairs, light green, simple, entire
Flowers: composite, yellow petals surrounding a black disks comprised of tiny florets.
Propagation: seeds, basal cuttings, division
Stems: green with short coarse hairs
Exposure: full sun best
Soil: not fussy, but prefers well-draining soils
Water: drought resistant once established
Uses: Birds, bees and butterfly gardens. Cut flower gardens, containers, woodlands, rock gardens, meadows, mixed borders
Propagation: seeds, basal cuttings and root divisions of perennials
Pruning: Remove spent flowers to prolong the flowering period.
Problems: Powdery mildew
Leave the seed heads on at the end of the season for the birds. They will also self-seed, which is perfect for naturalized areas. Deer and rabbit resistant. Attracts bees and butterflies. Drought tolerant once established. Perennial and annual types available so read the plant label to make sure you have the correct one.
Cultivars and Varieties